j.vimal:
> On 8/7/07, Hugh Perkins <hughperkins at gmail.com> wrote:
> > Note that the "official" way to solve sudoku is to use "dancing links", but
> > I guess you are creating a naive implementation precisely as a base-line
> > against which to measure other implementations?
> >
> Well, Dancing Links (DLX) is just a data structure + few techniques
> to help with the backtrack, after modeling Sudoku as a contraint
> satisfaction problem.
>> You can write a backtracking algorithm that is at least as fast as DLX :-)
See also,
http://haskell.org/haskellwiki/Sudoku
-- Don